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空氣柱共鳴
Author:
陳澤瑩
GeoGebra
New Resources
盈利與虧蝕
第八周作业
撒针估算面积实验
三角函数 的副本
龙形曲线-分形龙
Discover Resources
自製工具：「星星」
illusion 鏡射
翻轉方塊(雙開)
滑杆的數字接力賽-平移旋轉三角形填滿四邊形(加邊框)
棱柱
Discover Topics
Distributions
Arithmetic Operations
Cube
Intersection
Algebra